埋地钢质管道环氧煤沥青防腐层技术标准
Standard of coal tar epoxy coating for buried steel pipeline

2014-10-15

埋地钢质管道防腐保温层技术标准
Technical standard for anti-corrosion and insulation coatings of buried steel pipeline

2020-11-10

埋地钢质管道硬质聚氨酯泡沫塑料防腐保温层技术标准
Standard of polyurethane foamed coating for buried steel pipeline

1996-11-15

埋地钢质管道液体环氧外防腐层技术标准(附条文说明)
Technical standard of liquid epoxy external coating for buried steel pipeline

2012-01-04